What we know about the measurement:

JBL Stage A180 is a passive floorstanders that cost around 400 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ASR.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity: 88.6dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 55.7Hz (resp. 41.0Hz).
  • Reference level is normalised to 0.0dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.7dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-60.0°, 60.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-30.0°, 10.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.4 and would be 6.14 with a perfect subwoofer.
      • Details: NBD: ON 0.564, LW 0.508, SP 0.387, PIR 0.374; SM: SP0.748, PIR0.424; LFQ 0.803, LFX 36Hz
    • Tonality (Preference) Score is 6.08 with an EQ and would be 7.66 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.484, LW 0.43, SP 0.393, PIR 0.311; SM: SP0.941, PIR0.913; LFQ 0.903, LFX 33Hz
  • Link to Original review.
JBL Stage A180
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
3 44.0 1.33 2.88
3 144.0 2.96 1.23
3 382.0 1.79 1.38
3 1381.0 3.0 -3.13
3 2168.0 1.06 2.92
3 4194.0 0.58 -2.72
3 15685.0 2.94 -5.38
Download

These EQ optimise the Harman score and is a good start for far field listening like in your living room.

JBL Stage A180 filters_auto_eq

AutomaticEQ

JBL Stage A180 filters_eq_full

Target v.s. EQ

JBL Stage A180
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
3 25.0 2.14 0.25
3 40.0 2.14 0.25
3 63.0 2.14 0.25
3 100.0 2.14 0.0
3 160.0 2.14 0.0
3 250.0 2.14 0.25
3 400.0 2.14 0.25
3 630.0 2.14 -0.25
3 1000.0 2.14 -0.25
3 1600.0 2.14 -0.25
3 2500.0 2.14 0.0
3 4000.0 2.14 -0.25
3 6300.0 2.14 -0.25
3 10000.0 2.14 -0.5
3 16000.0 2.14 -0.75
Download

These EQ is designed for a 15 bands graphical EQ.

JBL Stage A180
Graphic EQ 31 bands
Set preamp gain to: -0.4dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.25
3 31.0 4.32 0.25
3 40.0 4.32 0.25
3 50.0 4.32 0.25
3 63.0 4.32 0.25
3 80.0 4.32 0.0
3 100.0 4.32 0.0
3 125.0 4.32 0.0
3 160.0 4.32 0.0
3 200.0 4.32 0.0
3 250.0 4.32 0.0
3 315.0 4.32 0.0
3 400.0 4.32 0.0
3 500.0 4.32 0.0
3 630.0 4.32 -0.25
3 800.0 4.32 -0.25
3 1000.0 4.32 -0.25
3 1250.0 4.32 -0.25
3 1600.0 4.32 -0.25
3 2000.0 4.32 0.0
3 2500.0 4.32 -0.25
3 3150.0 4.32 -0.25
3 4000.0 4.32 -0.5
3 5000.0 4.32 -0.5
3 6300.0 4.32 -0.5
3 8000.0 4.32 -0.5
3 10000.0 4.32 -0.5
3 12000.0 4.32 -0.25
3 16000.0 4.32 -1.0
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

JBL Stage A180: comparison between EQs
JBL Stage A180

Comparison betweens various EQs

JBL Stage A180

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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